Defoliants

military herbicide

thumb|281x281px|Defoliants are used as an aid in the harvesting of certain crops such as cotton. thumb|2,4-D, one of the first chemical herbicides used as a defoliant.|281x281px thumb|U.S. Army Huey helicopter spraying [[Agent Orange over agricultural land during the Vietnam War.|283x283px]]

Herbicide in Rainbow herbicides

Herbicide in Rainbow herbicides

Herbicide in Rainbow herbicides

herbicide of the Rainbow herbicide group

Herbicide in Rainbow herbicides

Canadian Forces base

Herbicides used by United States military in Southeast Asia during the Vietnam War